[PATCH] arm64: include asm/assembler.h in entry-ftrace.S

[Will Deacon]

On Tue, Feb 14, 2017 at 10:32:58PM +0100, Arnd Bergmann wrote:
> In a randconfig build I ran into this build error:
> 
> arch/arm64/kernel/entry-ftrace.S: Assembler messages:
> arch/arm64/kernel/entry-ftrace.S:101: Error: unknown mnemonic `ldr_l' -- `ldr_l x2,ftrace_trace_function'
> 
> The macro is defined in asm/assembler.h, so we should include that file.
> 
> Fixes: 829d2bd13392 ("arm64: entry-ftrace.S: avoid open-coded {adr,ldr}_l")
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>

I've picked this one up too.

Will